$28 Cheap Flights to Treasure Island, CA

View $28 flight on Wed, Jul 1, 2026Opens in a new window

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How much is the cheapest flight to Treasure Island?

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, May 27 - Sat, May 30
LAX
Los Angeles
SFO
San Francisco
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 27 from Los Angeles to San Francisco, returning Sat, May 30, priced at $56 just found
American Airlines
Tue, May 5 - Wed, May 6
LAX
Los Angeles
SFO
San Francisco
$117 Roundtrip, just found
$117
Roundtrip
just found
Select American Airlines flight, departing Tue, May 5 from Los Angeles to San Francisco, returning Wed, May 6, priced at $117 just found
Delta
Wed, Jun 24 - Tue, Jun 30
LAX
Los Angeles
SFO
San Francisco
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Delta flight, departing Wed, Jun 24 from Los Angeles to San Francisco, returning Tue, Jun 30, priced at $117 just found
United
Wed, Jun 24 - Tue, Jun 30
LAX
Los Angeles
SFO
San Francisco
$117 Roundtrip, just found
$117
Roundtrip
just found
Select United flight, departing Wed, Jun 24 from Los Angeles to San Francisco, returning Tue, Jun 30, priced at $117 just found
Southwest Airlines
Wed, Jun 24 - Tue, Jun 30
LAX
Los Angeles
SFO
San Francisco
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Jun 24 from Los Angeles to San Francisco, returning Tue, Jun 30, priced at $117 just found

Alternative airports near Treasure Island

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Francisco Intl. SFO. Cheapest option available. Flights from $286
SFO
San Francisco Intl.
Cheapest
Flights from $286
Select flight to Oakland Intl. OAK. Flights from $464
OAK
Oakland Intl.
Flights from $464

Frequently asked questions

What month is the cheapest to fly to Treasure Island?
May is the cheapest month to travel to Treasure Island. Demand is lower then, so fares are usually more affordable. Booking your trip outside of public holidays and school breaks could also help you save.
Which US cities have the cheapest flights to Treasure Island?
Los Angeles, San Diego and New York typically have cheap flights to Treasure Island. Remember that fares may vary based on factors like demand, time of year and number of stopovers.
Which US cities fly direct to Treasure Island?
You can fly to Treasure Island without any stops from 64 US cities. To find a nonstop route, select "Direct flights only" when searching for flights to Treasure Island on Expedia. Then, compare your choices and pick the best departure from one of these cities:

  • Los Angeles
  • San Diego
  • New York
  • Seattle
  • Las Vegas

How to find a cheap flight to Treasure Island?
To find cheap flights to Treasure Island, book early and travel during the low season. Want an insider tip? Fly on a Thursday and save around 16% on average compared to those who jet off on a Sunday.* Sign up for price tracking on the Expedia app and we'll let you know the moment prices drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Treasure Island?
While booking in advance is typically the easiest way to save money, don't worry if your Treasure Island vacation is last minute. It's still possible to find cheap flights to Treasure Island, especially if your plans have some flexibility. Try switching up your dates, exploring different ticket types or jetting out of an alternative hub.
How far in advance should I book a flight to Treasure Island?
Book your flight to Treasure Island two to four months ahead if you're coming in from an international destination. For domestic travel, the recommendation is around 28 days in advance. Better deals and a wider variety of departure dates, schedules and seating options are just some of the awesome benefits of booking early.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Treasure Island?
Sundays are generally the best day to book a cheap flight to Treasure Island, with savings of around 8% on average compared to Fridays. If you purchase tickets on a Friday, expect to pay more as this is typically the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Treasure Island?
Choose from these two top carriers that offer flights to Treasure Island:

  • United Airlines - 5,263 flights to Treasure Island each month, including 5,259 flights to San Francisco Intl. Airport (SFO) per month.
  • Alaska Airlines - 2,375 flights to Treasure Island each month, including 2,197 flights to San Francisco Intl. Airport (SFO) per month.

Where do you fly into Treasure Island?
When flying to Treasure Island, the main airport to touch down at is Oakland Intl. Airport (OAK). You can also jet into nearby hubs like San Francisco Intl. Airport (SFO), Norman Y. Mineta San Jose Intl. Airport (SJC) or San Jose, CA (RHV-Reid Hillview). Another possibility to keep in mind when you fly to Treasure Island is Sonoma County Airport (STS).
Can I save money by booking a Treasure Island trip package?
Book a Treasure Island flight and hotel package deal on Expedia, and you could benefit from significant savings. It's a breeze to bundle your flights and accommodations, and you can even add activities and car rentals to create your own personalized Treasure Island break. Plus, nothing beats the convenience of booking everything in one place.
Can I change or cancel my flight to Treasure Island?
You can usually cancel or change your flight to Treasure Island within 24 hours of booking. However, keep in mind that some fares are non-refundable. In those cases, you may be issued credit for future flights instead of a direct refund. Remember to check the airline's terms and conditions in your itinerary for specific details. Use Expedia's "Changes included" or "No cancel fee" filters during your search to secure cheap flights to Treasure Island with flexible change policies. To learn more, visit our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
San Francisco Intl.
Destination airport IATA code
SFO
Destination city name
San Francisco
Roundtrip price
$56

Trending flights to Treasure Island

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, May 6 - Wed, May 6
SAN
San Diego
SFO
San Francisco
$56 Roundtrip, found 6 hours ago
$56
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Wed, May 6 from San Diego to San Francisco, returning Wed, May 6, priced at $56 found 6 hours ago

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